lametta vs pinchbeck

lametta

noun
  • Thin wire or foil made of brass, gold or silver; now especially thin strips of metallic foil used as Christmas decoration. 

pinchbeck

noun
  • An alloy of copper and zinc once used as imitation gold for cheap jewelry. 

adj
  • Made of pinchbeck. 

  • Sham; spurious, artificial; being a cheap substitution; only superficially attractive. 

How often have the words lametta and pinchbeck occurred in a corpus of books? (source: Google Ngram Viewer )